00365nam a2200145Ia 4500008004100000020001800041041000800059082001900067100001400086245003900100260002800139300000800167365001600175700002800191230718s9999 xx 000 0 und d a9788177588798 aeng a621.384'5bGAR aGarg V.K. aPrinciples And Applications Of GSM c1999bPearson Education a481 cRs.b399.00 aGarg V.K. & Wilkes J.E.